Hampton Roads Congestion Management System

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HAMPTON ROADS CONGESTION MANAGEMENT SYSTEM

Part II–- Bridge and Tunnel Analysis

Presented by: Dwight L. Farmer, PE Deputy Executive Director, Transportation January 19, 2005 CMSCMS OutlineOutline

• Part I - State of Transportation (December 2004) • Part II – – Bridge & Tunnel analysis (Today) – Comprehensive congestion analysis (March 2005) • Part III – – Identification of most congested corridors – Congestion management strategies RegionalRegional BridgesBridges andand TunnelsTunnels

Coleman Bridge

Hampton Roads Bridge-Tunnel

James River Bridge

Chesapeake Bay Bridge-Tunnel

Monitor-Merrimac Mem. Bridge-Tunnel

Midtown Tunnel

Downtown Tunnel

High Rise Bridge AnnualAnnual AverageAverage DailyDaily TrafficTraffic

Annual Average Daily Traffic at Regional Bridges and Tunnels, 1990 - 2003 100,000 Average Annual Growth Rates, 1990 – 2003

90,000 Monitor-Merrimac BT* 6.8% Downtown Tunnel High Rise Bridge 3.8% 80,000 Downtown Tunnel 2.8% Hampton Roads BT Chesapeake Bay BT 2.3% 70,000 Coleman Bridge 1.7% Hampton Roads BT 1.3% High Rise Bridge Midtown Tunnel 0.3% 60,000 James River Bridge 0.1%

50,000 * - Monitor-Merrimac BT growth rates Monitor-Merrimac BT are for 1992-2003.

40,000

Midtown Tunnel 30,000 Coleman Bridge

Annual Average Daily Traffic (AADT) James River Bridge 20,000

10,000 Chesapeake Bay BT

0 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003

Data Sources: HRPDC Economic Outlook, VDOT. Some data is VDOT estimates. Downtown and Midtown Tunnel data excludes Sept. and Oct. 2003 due to Midtown Tunnel closure. James River Bridge data excludes 9/15/03 – 10/3/03 due to equipment failure. AnnualAnnual AverageAverage DailyDaily TrafficTraffic

• The amount of traffic crossing the HR harbor increased 64% between 1990 - 2003.

Annual Average Daily Traffic Crossing the Hampton Roads Harbor, 1990 - 2003

180,000

160,000

140,000

120,000

100,000

80,000

60,000

40,000 Annual Average Daily Traffic (AADT)

20,000

0 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003

Data Sources: HRPDC Economic Outlook, VDOT SeasonalSeasonal UsageUsage

Seasonal Average Daily Traffic at Regional Bridges and Tunnels, 2003

Chesapeake Bay Bridge- 2003 Winter ADT Tunnel 93.8% 2003 Winter ADT 20032003 Sp Springring AADTDT 20032003 Su Summermmer A ADTDT James River Bridge 12.4% 20032003 Fal Falll ADADTT

Growth in ADT Midtown Tunnel 8.3% 8.3% from winter to summer

Coleman Bridge 19.2%

Monitor Merrimac Memorial Bridge-Tunnel 22.6%

Hampton Roads Bridge- Tunnel 19.1%

Downtown Tunnel 8.3%

0 20,000 40,000 60,000 80,000 100,000 120,000

Data Source: VDOT Average Daily Traffic

Winter includes January-February and December. Spring includes March-May. Summer includes June-August. Fall includes September-November. All facilities exclude data from 9/18/03 – 9/21/03 due to Hurricane Isabel. James River Bridge data excludes 9/16/03 – 10/3/03 due to equipment failure. Midtown Tunnel data does not include September or October counts due to the effects of Hurricane Isabel. UsageUsage byby DayDay ofof WeekWeek

Annual Average Daily Traffic by Day of Week at Regional Bridges and Tunnels, 2003

Chesapeake Bay Bridge- Monday Tunnel Monday TueTusesdayday WWednednesesddayay James River Bridge ThuThrurssdayday Friday Friday Saturday Midtown Tunnel Saturday Sunday Sunday

Coleman Bridge

Monitor Merrimac Memorial Bridge-Tunnel

Hampton Roads Bridge- Tunnel

Downtown Tunnel

0 20,000 40,000 60,000 80,000 100,000 120,000

Data Source: VDOT Annual Average Daily Traffic

All facilities exclude data from 9/18/03 – 9/21/03 due to Hurricane Isabel. James River Bridge data excludes 9/16/03 – 10/3/03 due to equipment failure. Midtown Tunnel and Downtown Tunnel data does not include September or October counts due to the effects of Hurricane Isabel. UsageUsage byby TimeTime ofof DayDay -- FindingsFindings

• Monitor-Merrimac Memorial Bridge-Tunnel – Similar travel patterns in both directions. – More heavily used in both directions during the PM Peak Period. – During the PM peak hour, the MMMBT carries 80% of the traffic the HRBT does.

Northbound Southbound 1,000 1,000

900 900

800 800

700 700

600 600 c Volumes c Volumes i i f f 500 500 e Traf e Traf 400 400

300 300 15 Minut 15 Minut 200 200

100 100

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 :0 00 00 :0 :0 :0 00 00 00 00 00 00 00 0 0 :0 :0 :0 :0 :0 :0 :00 00 00 :0 00 00 :0 :0 :0 00 00 00 00 :0 :0 :0 :0 :0 :0 :0 :0 :0 :0 :00 :00 00 00 0 1: 2: 3 4 5 6: 7: 8: 9: 0: 1: 2: 3: 4: 0 1: 2: 3 4 5 6: 7: 8: 9: 5 6 7 8 9 0 1 2: 3: 1 1 1 1 1 15 16 17 18 19 20 21 22: 23: 10 11 12 13 14 1 1 1 1 1 2 2 2 2

Data Source: VDOT Time Period Data Source: VDOT Time Period UsageUsage byby TimeTime ofof DayDay -- FindingsFindings

• Hampton Roads Bridge-Tunnel – Long PM Peak Period duration. – AM and PM peak hour volumes are similar. – Midday volumes are about 75% of the peak period volumes.

Westbound Eastbound 1,000 1,000

900 900

800 800

700 700

600 600 c Volumes c Volumes i i f f 500 500 e Traf 400 e Traf 400

300 300 15 Minut 15 Minut 200 200

100 100

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 :0 00 00 :0 :0 :0 00 00 00 00 :0 :0 :0 :0 :0 :0 :0 :0 :0 :0 :00 :00 00 00 00 :00 :00 00 00 00 00 00 00 00 :0 :0 :0 :0 :0 :0 :0 :0 :0 :0 :0 :0 :0 :0 0 1: 2: 3 4 5 6: 7: 8: 9: 5 6 7 8 9 0 1 2: 3: 0: 1 2 3: 4: 5: 6: 7: 8: 9: 10 11 12 13 14 1 1 1 1 1 2 2 2 2 10 11 12 13 14 15 16 17 18 19 20 21 22 23

Data Source: VDOT Time Period Data Source: VDOT Time Period UsageUsage byby TimeTime ofof DayDay -- FindingsFindings

• High Rise Bridge – Carries more traffic during the peak hour than other analyzed bridges/tunnels. – Peak travel periods are shorter than at other bridges and tunnels.

Westbound (Towards Va. Beach) Eastbound (Towards Suffolk) 1,000 1,000

900 900

800 800

700 700

600 600 c Volumes c Volumes i i f f 500 500 e Traf 400 e Traf 400

300 300 15 Minut 15 Minut 200 200

100 100

Data Source: VDOT Time Period Data Source: VDOT Time Period UsageUsage byby TimeTime ofof DayDay -- FindingsFindings

• Downtown Tunnel – Long AM and PM peak period durations. – Peak hour volumes are comparable to the HRBT. – Noontime volumes are about 85% of the peak hour volumes.

Westbound Eastbound 1,000 1,000

900 900

800 800

700 700

600 600 c Volumes c Volumes i i f f 500 500 Traf e Traf e 400 400

300 300 15 Minut 15 Minut 200 200

100 100

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 :0 0 0 0 :0 :00 :0 :00 :00 :00 :0 :0 :00 :00 :00 :0 :0 :00 :00 0 :0 :0 00 0 0 :0 :0 :0 :0 :0 :0 :0 :0 :0 :0 :0 :0 :0 :0 :0 :0 :0 :0 0: 1: 2: 3: 4:0 5 6: 7: 8: 9 0 4 5 9 3 0: 1 2 3: 4: 5: 6 7 8 9 0 1 2 3 4 1 11 12 13 1 1 16 17 18 1 20 21 22 2 1 1 1 1 1 15 16 17 18 19 20 21 22 23

Data Source: VDOT Time Period Data Source: VDOT Time Period TravelTravel SpeedsSpeeds

• Collected on congested facilities – HRBT, High Rise, Downtown, Midtown • Three travel runs in each direction for each peak period – October and November 2004 – Tuesday - Thursday • Mainline speeds only • Compared measured speeds versus speed limits to calculate delay • Does not reflect delays due to incidents TravelTravel SpeedsSpeeds

• The Midtown Tunnel had the most recurring delay during both the morning and afternoon peak travel periods.

Average Recurring Delays at Congested Bridges and Tunnels, 2004 AM PM NB High St to Brambleton Ave 18.4 min/veh 6.7 min/veh Midtown Tunnel SB 38th St to Wesley St 0.9 min/veh 11.3 min/veh WB Ballentine Blvd to Effingham St 2.0 min/veh 7.5 min/veh Downtown Tunnel EB Frederick Blvd to I-464 6.4 min/veh 2.0 min/veh WB I-564 to Mallory St 1.6 min/veh 5.1 min/veh Hamp t on Road s BT EB I-664 to 15th View St 6.7 min/veh 7.2 min/veh WB Military Hwy to I-464 6.8 min/veh 0.4 min/veh High Rise Brid ge EB Battlefield Blvd to George Washington Hwy 0.0 min/veh 1.2 min/veh SafetySafety

• There were over 10,000 traffic stoppages, 200,000 vehicle inspections, and 14,000 overheight vehicles at regional tunnel facilities in 2003.

Types of Traffic Stoppages Reported at Regional Tunnel Facilities, 2003 Reason for Traffic Hampton Roads Midtown Monitor-Merrimac Stoppage Downtown Tunnel Bridge-Tunnel Tunnel Mem. Bridge-Tunnel Stalled Vehicles 1,015 984 233 689 Flat Tire 223 436 60 329 Out of Gas 423 252 80 252 Vehicle Escorts 84 193 110 2,574 Accident 673 217 73 32 Fires 10 5 0 1 Miscellaneous 39 423 1,019 68 Total Stoppages 2,467 2,510 1,575 3,945

Vehicle Inspections 48,795 79,613 13,572 71,271

Overheight Vehicles Stopped, Measured, and 6,051 7,825 930 0 Turned Around Source: VDOT. SafetySafety

• The number of traffic stoppages at regional bridges and tunnels has mostly decreased over the last five years.

Traffic Stoppages Reported at Regional Bridge and Tunnel Facilities, 1999 - 2003 Downtown Hampton Roads Midtown Monitor-Merrimac James River Coleman Year Tunnel Bridge-Tunnel Tunnel Mem. Bridge-Tunnel Bridge Bridge 738 stoppages 29 stoppages 1999 2,213 2,839 1,756 4,649 739 bridge openings 237 bridge openings 541 stoppages 31 stoppages 2000 2,313 2,750 1,723 4,441 709 bridge openings 232 bridge openings 470 stoppages 26 stoppages 2001 1,643 2,641 1,311 4,020 664 bridge openings 198 bridge openings 468 stoppages 32 stoppages 2002 2,335 2,751 1,811 3,744 499 bridge openings 275 bridge openings 461 stoppages 20 stoppages 2003 2,467 2,510 1,575 3,945 434 bridge openings 167 bridge openings Source: VDOT.